The $10,000.00 debt would be the equivalent of about $95,000.00 in the year 2022.
Ed Talbert (Emile Meyer) mentions he is 65 years old and Kitty (Joan Huntington) says she thought he was ten years younger. In real life, Emile Meyer was only 54-yeara-old at the time of this episode airing. Mr. Meyer was born 08-18-1910.
The address on the key fob is 1416 La Brea. That is the address (as of 2023) of the Jim Henson Company in Hollywood and was likely one of the studios utilized by the production company at the time.
When Peret enters his office through the back door, an old fashioned fallout shelter sign can be seen on the wall behind him. These were used to indicate places of (presumed) safety in the aftermath of a nuclear blast, such as a basement.
Both Emile Meyer and Joe De Santis appeared in The Case Against Brooklyn (1958). Like this episode, the two actors never appeared in a scene together.